JSFiddle - React, Tailwind, and code Playground

HTML

<div id="myPaper"></div>

JavaScript

Raphael.fn.line = function(startX, startY, endX, endY){
    return this.path('M' + startX + ' ' + startY + ' L' + endX + ' ' + endY);
};


var paper = Raphael('myPaper', 0, 0, 300, 400);
paper.line(50, 50, 250, 350);
paper.line(250, 50, 50, 150).attr({stroke:'red'});